The organization of this regiment was determined August 8, 1862, and Col.
Joseph Welling received, August 12, 1862, authority to recruit the regiment
in the, then, 25th Senatorial district of the State. September 29, 1862, this
regiment was designated the 138th Regiment of Infantry. It was organized at
Auburn, and there mustered in the service of the United States for three years,
September 8 and 9, 1862. It was converted into an artillery regiment December
9, 1862, and designated, December 19th, the 9th Regiment of Artillery. February
5, 1863, the 22d N. Y. Volunteer Battery was, by the War Department, transferred
to the regiment as Company M. Company L was organized at Albany and there mustered
in the United States service for three years between November 4 and December
9, 1863.

The regiment (ten companies) left the State September 12, 1862, and served
as infantry and heavy artillery in the defenses of Washington, D. C., north
of the Potomac, from September, 1862; in the 2d, and later 3d, Brigade, Haskins'
Division, 22d Corps, from February, 1863; the 1st and 3d Battalions in the 2d
Brigade, 3d Division; the 2d Battalion in the Artillery Brigade, 6th Corps,
Army of the Potomac, from May 25 and 31, 1864, respectively; the 2d Battalion
in 1st Brigade, Hardin's Division, 22d Corps, at Washington, D. C., from July
10, 1864; in Colonel Keim's Provisional Brigade, from September 23, 1864; all
in the 2d Brigade, 3d Division, 6th Corps, Army of the Potomac, from October
3, 1864; with the Army of the Shenandoah from October, 1864, and with the Army
of the Potomac, from December, 1864.

It was honorably discharged and mustered out, under Col. James W. Snyder,
July 6, 1865, at Washington, D. C., the men not entitled to be discharged then
having been formed into four companies and transferred, June 27, 1865, to the
2d N. Y. Volunteer Artillery as Companies I, K, L and M of the latter.

During its service the regiment lost by death, killed
in action, 5 officers, 109 enlisted men; of wounds received in action, 2 officers,
87 enlisted men; of disease and other causes, 5 officers, 244 enlisted men;
total, 13 officers, 440 enlisted men; aggregate, 453; of whom 38 enlisted men
died in the hands of the enemy; and it, or portions of it.

Further ReadingThis is meant to be a comprehensive list. If, however, you know of a resource that is not listed below, please send an email to int-historians@ng.army.mil with the name of the resource and where it is located. This can include photographs, letters, articles and other non-book materials. Also, if you have any materials in your possession that you would like to donate, the museum is always looking for items specific to New York's military heritage. Thank you.

The Ninth New York heavy artillery, a history of its organization,
services in the defenses of Washington, marches, camps, battles, and muster-out,
with accounts of life in a Rebel prison, personal experiences, names and addresses
of surviving members, personal sketches, and a complete roster of the Regiment,
by Alfred Seelye Roe. Worcester, Mass.: Published by the author, 1899.

Saunders, Lisa. Ever True: Civil War Letters of Seward's
New York 9th Heavy Artillery of Wayne and Cayuga Counties Between a Soldier,
His Wife and His Canadian Family. Heritage Books, 2004. More information
is here www.authorlisasaunders.com/
(link opens new window)

Snyder, Charles M. "A teen-age G.I. in the Civil
war."
New York History xxxv (1954) 14-31.

New York State Division of Military and Naval Affairs: Military
History
Last modified:
November 9, 2006
URL: http://www.dmna.state.ny.us/historic/reghist/civil/Artillery/9thHeavyArty/9thHeavyArtilleryMain.htm